Doctor profile · Federal record

Dr. Arun Rao, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Medical Oncology Physician · Medical Oncology Physician · San Antonio, TX

  • NPI 1174547590
  • Accepts Medicare
  • MIPS 86.7 / 100 · 2023
  • 41 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3327 Research Plz Ste 102
San Antonio, TX 782355156
(210) 337-4494
fax (210) 337-4650
Mailing address
Po Box 911230
Dallas, TX 753911230

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 8, 2022
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Texas #L7129 · Tennessee #49434
Medicaid (3)
AR #199498001 · MS #06806350 · TN #Q001744

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174547590. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
27,798
Distinct HCPCS
10
Medicare allowed
$146,133
HCPCS Description Services Patients Avg allowed
J1756 Injection, iron sucrose, 1 mg 11,500 17 $0
J1453 Injection, fosaprepitant, 1 mg 9,300 17 $0
Q5106 Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units 1,116 13 $8
J1100 Injection, dexamethasone sodium phosphate, 1 mg 880 21 $0
J2469 Injection, palonosetron hcl, 25 mcg 680 20 $1
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 663 182 $8
36415 Insertion of needle into vein for collection of blood sample 572 171 $8
80053 Blood test, comprehensive group of blood chemicals 512 168 $10
99213 Established patient office or other outpatient visit, 20-29 minutes 406 166 $88
96367 Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less 237 29 $28

In context: peer comparison

Among 22 peers in this city , average services per provider: 1,021. This provider delivers 27× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$646
Transactions
24
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Daiichi Sankyo Inc. 4 $153.17
Myriad Genetic Laboratories, Inc. 1 $109.73
Merck Sharp & Dohme LLC 4 $77.79
Bayer Healthcare Pharmaceuticals Inc. 3 $69.14
Novartis Pharmaceuticals Corporation 3 $63.75
Celgene Corporation 2 $33.11
SOBI, INC 1 $32.07
GlaxoSmithKline, LLC. 2 $30.97
Astellas Pharma US Inc 1 $24.63
TerSera Therapeutics LLC 1 $20.82
Adaptive Biotechnologies Corporation 1 $16.25
Regeneron Healthcare Solutions, Inc. 1 $14.93

By nature of payment

Food and Beverage
$546
Education
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
484
Patients
69
Total drug cost
$560,741
Drug Type Claims Patients Total cost
Anastrozole Generic 87 24 $1,881
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 66 18 $2,563
Letrozole Generic 48 14 $1,134
Eliquis (Apixaban) Brand 37 0 $28,094
Potassium Chloride Generic 32 0 $391
Hydroxyurea Generic 30 0 $443
Prednisone Generic 28 0 $131
Xarelto (Rivaroxaban) Brand 27 0 $21,246
Gabapentin Generic 26 0 $590
Tramadol Hcl Generic 22 0 $101

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Arun Rao's medical specialty?
Dr. Arun Rao practices Hematology & Oncology Physician in San Antonio, TX.
Where does Dr. Arun Rao practice?
Dr. Arun Rao practices at 3327 Research Plz Ste 102, San Antonio, TX 782355156. Office phone: 2103374494.
What is Dr. Arun Rao's NPI?
Dr. Arun Rao's National Provider Identifier (NPI) is 1174547590, issued by NPPES.
Does Dr. Arun Rao accept Medicare assignment?
Yes. Dr. Arun Rao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Arun Rao commonly perform?
Top Medicare-reported procedures in 2023: Injection, iron sucrose, 1 mg (HCPCS J1756); Injection, fosaprepitant, 1 mg (HCPCS J1453); Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units (HCPCS Q5106). Source: CMS Medicare Physician & Other Practitioners file.